This 2-wire narrow-band oxygen sensor fits select 1979-2002 American Motors, Buick, Cadillac, Chevy and other applications in the upstream position and signals whether the exhaust is running rich or lean so the engine computer can trim fuel delivery.

Walker Products 350-32013 Oxygen Sensor Features:

• Fits 1980-1982 American Motors Concord, Spirit, Jeep CJ5, CJ7; 1981-1982 American Motors Eagle, Jeep Scrambler
• Fits 1979-1981 Buick Century, LeSabre, Regal, Riviera, Skylark, Chevy Malibu, Monte Carlo; 1979-1982 Buick Skyhawk, Chevy El Camino
• Also fits select American Motors, Buick, Cadillac, Chevy, Daewoo, GMC, Jeep, Oldsmobile and Pontiac applications
• Sensor location by application: B1S1 (bank and sensor number)
• 2-wire narrow-band oxygen sensor
• Unheated design
• M18x1.5 threaded mounting with a 22 mm hex, 350 mm (13.8 in.) overall length
• Female oblong connector at the harness end with 2 pin terminals
• Platinum electrode layer with a protective coating against combustion residue